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Problem set. Graph Theory Problems


1004Sightseeing TripCentral European Olympiad in Informatics 19992280554

1008Image EncodingUSTU PhysTech Cup 20003805332

1016Cube on the WalkUSU Local Contest. 19991654759

1022Genealogical TreeAutumn School Contest 20009254136

1033LabyrinthUral Championship 19995443231

1035Cross-stitchUral Championship 19999831264

1040Airline CompanyUSU Championship 20001270973

1045Funny GameUSU Local Contest. March 20002376516

1056Computer NetNEERC 2000 Central Subregional2343522

1065FrontierNEERC 20008531349

1069Prufer CodeUSU Personal Contest 20012156523

1072RoutingUSU Personal Contest 20012351480


1077Travelling Tours998406

1080Map ColoringWinter Mathematical Festival Varna 20014364256

1085MeetingSpring School Contest 20011918576

1096Get the Right Route Plate!USU Local Contest. March 20011571668

1099Work Scheduling7721222

1106Two TeamsTetrahedron Team Online Contest May 2001503281

1109ConferenceBulgarian Online Contest September 20011610252

1119MetroAutumn School Contest 2001497182

1124MosaicUSU Championship 20011312310

1128Partition into GroupsUSU Championship 2001965420

1129Door PaintingUSU Championship 2001907447

1136ParliamentNEERC 2001 Central Subregional4012102

1137Bus RoutesNEERC 2001 Central Subregional1320308

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 2001979415

1156Two RoundsUral Championship 2001. Round 21202339

1160NetworkNEERC 2001 Northern Subregional1271326

1162Currency ExchangeNEERC 2001 Northern Subregional866469

1176HyperchannelsUSU Personal Contest 20021105370

1182Team Them Up!NEERC 2001806506



1205By the Underground or by Foot?USU Local Contest. March 20021719239

1208Legendary Teams ContestUSU Local Contest. March 20022131193

1210Kind SpiritsAutumn School Contest 20022709153

1218Episode N-th: The Jedi TournamentUSU Championship 20021243333

1227Rally ChampionshipNEERC 2002 Central Subregional1316315

1237Evacuation PlanNEERC 2002450911

1242WerewolfUSU Personal Contest 20031876223

1250Sea BurialUSU Local Contest. March 2003585706

1254Die HardUSU Local Contest. March 2003637649

1270UnicubeUSU Championship 20031712345

1271Sailing DirectionsUSU Championship 2003834565

1272Non-Yekaterinburg SubwayUSU Championship 20032591163

1277Cops and ThievesNEERC 2003 Central Subregional514811

1280Topological SortingNEERC 2003 Central Subregional2652160

1281River BasinNEERC 2003 Central Subregional3051349

1291Gear-wheelsSpring School Contest 20041028411

1301Cube in LabyrinthUral Championship 1998582722

1314Chase in SubwayUral Championship 2004. Round 1810522

1315MDPAR and MIIARUral Championship 2004. Round 12032008

1320Graph DecompositionUral Championship 2004. Round 21315323

1323ClassmatesUral Championship 2004. Round 2519809

1325DirtUral Championship 2004. Round 2722584

1329Galactic HistoryAutumn School Contest 2004892478

1337BureaucracyAutumn School Contest 20042611590

1338AutomobilesUSU Championship 20042401731

1339BabiesUSU Championship 2004446949

1358CablesSpring School Contest 2005731585

1361Spaceology vs. ChronisticsUral Championship 2005. Round 21862213

1367Top SecretUral Championship 2005. Round 21323055

1379Cups TransportationUral Championship 2005. Round 1557768

1392Dreaming of Stars555771

1399Economical Director2610643

1400Cellular CharactersAutumn School Contest 2005789545

1416ConfidentialUSU Championship 2005993432

1419Maps of the Island WorldsUSU Championship 20053061372

1421Credit OperationsTimus Top Coders: First Challenge740561

1434Buses in VasyukiUSU Personal Contest 20063831067

1441From the History of Gringotts BankUral Championship 20062991346

1447Portkey NetworkUral Championship 20063691097

1449Credit Operations 2Timus Top Coders: Second Challenge2861394

1450Russian PipelinesTimus Top Coders: Second Challenge1281320

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest625480

1487Chinese FootballUSU Championship 20063031256

1500Pass LicensesNEERC 2006 Eastern Subregional588653

1505Oil TransferNEERC 2006 Eastern Subregional1272851

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest2711345

1533Fat HobbitsUSU Personal Contest 20073161155

1544Classmates 3Ural Championship 20073011193

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2081625

1569Networking the “Iset”USU Championship 2007353972

1575Yekaterinburg Subway 2Autumn School Contest 2007369929

1580Dean's DebtsAutumn School Contest 2007381900

1610CactusesUral Championship 20081751806

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest903197

1630TalismanUSU Championship 2008338903

1641DutiesAutumn School Contest 2008679454

1643Attack of the Dark FortressAutumn School Contest 2008672459

1651Shortest SubchainNEERC 2008 Eastern Subregional889347

1652Banking CrisisNEERC 2008 Eastern Subregional1192419

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1511907

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1821588

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest853145

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest2731056

1709Penguin-AviaUral Championship 20091882157

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional520525

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest895296

1770The Party of Ural ChampionsUral Championship 20101641499

1806Mobile TelegraphsNEERC 2010 Eastern Subregional396596

1833Hopes of RowingUral Championship 2011842400

1837Isenbaev's NumberUral Championship 2011363162

1847ZamkadyePetrozavodsk Summer 2010. USU Contest463805

1882Old NokiaUral Regional School Programming Contest 2011742501

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional524392

1905Travel in TimeUral Championship 2012188906

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional220777

1930Ivan's CarUral Regional School Programming Contest 2012977181

1934Black SpotUral FU Championship 2012565308

1966Cycling RoadsUral FU Personal Contest 2013259588

1980Road to InvestorUral Championship 2013277540

1982Electrification PlanUral FU Championship 20131132130

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional179635

2017Best of a bad lotNEERC 2014 Eastern Subregional119930

2030Awesome Backup SystemUral Regional School Programming Contest 2014284404

2034CaravansUral Regional School Programming Contest 2014425273

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest571749

2055Urban GeographyUral Championship 2015861083

2093All Roads Lead to SnowdriftUral FU Personal Contest 201468911